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Topic 2 Is it good for your health? 一、重点词组: look tired 看起来很累 watch a soccer game on TV 在电视上观看一场足球赛 stay up 熬夜keep long fingernails 留长指甲 wash hands before meals 饭前洗手play sports right after meals 饭后适当运动 be necessary for… 对于…是必不可少的keep you active 使你保持精力旺盛 in the daytime 在白天throw litter around 乱扔垃圾 get enough sleep 得到足够的睡眠exercise on an empty stomach 空腹锻炼= without eating anything need to do sth 需要做某事 get into 进入 become sick 生病fight germs 抗击病菌 keep the air clean and fresh 保持空气清新eat bad food 吃变质食物 sweep the floors 打扫地板 as we know 众所周知 have the right kinds of food 吃正确种类的（健康的）食品 choose the wrong food 选择错误的（不健康的）食品 in different ways 用不同的方法make us sick 使我们生病 二、重点句型 is bad for your health. . 熬夜有害你的健康.(动名词短语做主语) 2. How did Wang Jun get a headache? 王俊怎样患上头痛的？ Is going to bed early good or bad for your health? It’s good. 早点睡觉对你的健康有益还是有害? 有益. (选择问句要根据事实回答) Walking is good exercise and it is necessary for good health.散步是很好的锻炼,是身体健康必不可少. It will keep you active in the daytime. 它(早睡早起)将使你在白天保持旺盛的精力. You must not throw litter a. = Don’t throw litter around. 不要乱扔垃圾. You may get a headache when you can’t get enough sleep.当你睡眠不足时,可能会头疼. What does it mean when you have a headache? 头痛对你来说意味着什么? The boy becomes sick. 那个男孩生病了. As we know, food gives us enery. 众所周知,食物给我们提供能量. If we eat too little or too much food, or if we choose the wrong food, it can make us sick. 如果我们吃得太少或太多, 或者食物的选择不当会生病的. 三. 重点语言点 1. be good for… 对……有益be bad for… 对……有害 如: Swimming health. 游泳对健康有益. Reading in is bad for the eyes. 在阳光下看书对眼睛有害. disease 通常指具体的病, 表 “特定的疾病、病名” illness 通常指生病的状态或表抽象的疾病 如： Germs can cause diseases. 细菌会引发疾病。 SARS is a serious disease. 非典是一种严重的疾病。 Don’t worry about his illness. 别担心他的病。 exercise 表“锻炼/运动”时, 为不可数名词; 表“练习”或有定语修饰时, 为可数名词. 如: He often takes/does exercise